颗粒级配对黏结剂喷射打印碳化硅陶瓷性能的影响

顾薛苏, 殷杰, 王康龙, 崔崇, 梅辉, 陈忠明, 刘学建, 黄政仁

Effect of Particle Grading on Properties of Silicon Carbide Ceramics by Binder Jetting Printing

GU Xuesu, YIN Jie, WANG Kanglong, CUI Chong, MEI Hui, CHEN Zhongming, LIU Xuejian, HUANG Zhengren

表1 不同中位径SiC粉末的级配比例及流动性指数

Table 1 Mass ratios and flowability indexes of SiC powders with different median diameters

Group Fraction Carr index/% G0 20 μm (non-grading) 37.11 G1 5 μm:10 μm:20 μm:50 μm:80 μm =5:6:15:5:5 27.80 G2 5 μm:10 μm:20 μm:50 μm:80 μm =6:6:15:5:4 30.05 G3 5 μm:10 μm:20 μm:50 μm:80 μm =6:5:15:4:6 34.94